CREATE TABLE IF NOT EXISTS `report_access_rule_$mid` (
                                                         `report_id` VARCHAR(250) NULL,
                                                         `role_id` INT NULL DEFAULT 0,
                                                         `user_id` INT NULL DEFAULT 0,
                                                         CONSTRAINT `user_table_fk` FOREIGN KEY(`user_id`) REFERENCES `user` (`id`) ON DELETE CASCADE,
                                                         CONSTRAINT `role_table_fk` FOREIGN KEY(`role_id`) REFERENCES `role` (`id`) ON DELETE CASCADE
);

CREATE INDEX index_name ON `report_access_rule_$mid` (`report_id`);